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You are here: Home > HPS Silicon Hoses By Sizes > 3 1/2" (89mm) Silicone Hoses

HPS High Temperature Reinforced Performance Silicone Hoses

  • Meet or Exceed SAEJ20 Standard - Used by professionals in industries such as high performance racing vehicles, commercial truck and bus, Marine, agricultural and off highway vehicles, turbo diesel, food and beverage, and general manufacturing industries
  • High Temperature Reinforced with Premium Quality Fabrics - Engineered for high temperature, knitted polyester fabric reinforced silicone rubber for operations in temperatures ranging from - 65 deg. F to + 350 deg. F
  • Rare Sizes - Wide selection of sizes available in standard inches and hard-to-find Metric.
  • Fast Turnaround - up to 90% of our silicone products are instock and ready to ship or pickup from our store.

Silicone hose is NOT compatible with fuel or oil.
Silicone hose is compatible with Coolant.

Technical Specification
Temperature Range:- 65 deg. F to + 350 deg. F (177 deg. C)
Standard Color: Black
Reinforced Layer: 3-Ply & 4-Ply
Sizes: Available in Standard and Metric Sizes

HPS 3-1/2" Straight Coupler Silicone Hoses

HPS Performance Silicone Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 3-1/2" 89mm Silicone Straight Coupler

SKU Bore - Hose ID Length Reinforced Layer Inventory Status MSRP US$ Buy Now
HTSC-350-3PLY 3 1/2" (89mm) 3" (76mm) 3-Ply In stock $10.91
HTSC-350 3 1/2" (89mm) 3" (76mm) 4-Ply In stock $13.64

HPS 3-1/2" Straight Hump Coupler Silicone Hoses

HPS Performance Silicone Hump Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 3-1/2" 89mm Silicone Straight Hump Coupler
SKU Bore - Hose ID Length Reinforced Layer Inventory Status MSRP US$ BUY NOW
HTSHC-350 3 1/2" (89mm) 3" (76mm) 4-Ply In Stock $26.51

HPS 3-1/2" Straight Tubing Silicone Hoses (1 Foot Long)

HPS Performance Silicone Tube Coupler Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 3-1/2" 89mm Silicone Tube (1 Foot Long)
SKU Bore - Hose ID Length Reinforced Layer Inventory Status MSRP US$ Buy Now
HTST-350 3 1/2" (89mm) 1 Foot (304.8mm) 4-Ply In stock $76.00

HPS 3-1/2" Straight Reducer Coupler Silicone Hoses

HPS Performance Silicone Reducer Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 3-1/2" 89mm Silicone Straight Reducer Coupler
SKU Bore > Bore Hose ID Length Reinforced Layer Inventory Status MSRP US$ BUY IT NOW
HTSR-250-350 2 1/2" > 3 1/2" (63mm > 89mm) 3" 4-Ply In Stock $40.57
HTSR-275-350 2 3/4" > 3 1/2" (70mm > 89mm) 3" 4-Ply In Stock $40.57
HTSR-300-350 3" > 3 1/2" (76mm > 89mm) 3" 4-Ply In Stock $40.57
HTSR-300-375 3" > 3 3/4" (76mm > 95mm) 3" 4-Ply In Stock $46.00
HTSR-312-350 3 1/8" > 3 1/2" (80mm > 89mm) 3" 4-Ply In Stock $40.57
HTSR-325-350 3 1/4" > 3 1/2" (83mm > 89mm) 3" 4-Ply In Stock $41.20
HTSR-350-375 3 1/2" > 3 3/4" (89mm > 95mm) 3" 4-Ply In Stock $42.40
HTSR-350-400-3PLY 3 1/2" > 4" (89mm > 102mm) 3" 3-Ply In Stock $40.91
HTSR-350-400 3 1/2" > 4" (89mm > 102mm) 3" 4-Ply In Stock $51.14
HTSR-350-400-L4 3 1/2" > 4" (89mm > 102mm) 4" 4-Ply In Stock $58.00
HTSR-350-450-L4 3 1/2" > 4 1/2" (89mm > 114mm) 4" 4-Ply (Backorder) $65.00
HTSR-350-375-L6 3 1/2" > 3 3/4" (89mm > 95mm) 6" 4-Ply (Backorder) $80.00
HTSR-350-400-L6 3 1/2" > 4" (89mm > 102mm) 6" 4-Ply (Backorder) $85.00

HPS 3-1/2" 45 Degree Elbow Coupler Silicone Hoses

HPS Performance Silicone 45 Degree Elbow Coupler Hoses High Temperature 4-ply Reinforced Race Proven


HPS High Temp Reinforced 45 Degree 3-1/4" 89mm Silicone Elbow Coupler
SKU Bore - Hose ID Leg Length Reinforced Layer Inventory Status MSRP US$ Buy Now
HTSEC45-350 3 1/2" (89mm) 4" (102mm) 4-Ply In stock $66.01

HPS 3-1/2" 90 Degree Elbow Coupler Silicone Hoses

HPS Performance Silicone 90 Degree Elbow Coupler Hoses High Temperature 4-ply Reinforced Race Proven


HPS High Temp Reinforced 90 Degree 3-1/4" 89mm Silicone Elbow Coupler
SKU Bore - Hose ID Leg Length Reinforced Layer Inventory Status MSRP US$ Buy Now
HTSEC90-350 3 1/2" (89mm) 4" (102mm) 4-Ply In stock $66.01

HPS 3-1/2" 45 Degree Elbow Reducer Silicone Hoses

HPS Performance Silicone 45 Degree Elbow Reducers Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 45 Degree 3-1/4" 89mm Silicone Elbow Reducer Coupler

SKU Bore > Bore Hose ID Leg Length Reinforced Layer Inventory Status MSRP US$ BUY IT NOW
HTSER45-300-350 3" > 3 1/2" (76mm > 89mm) 6"(152mm) 3-Ply In Stock $66.01
HTSER45-350-400 3 1/2" > 4" (89mm > 102mm) 6"(152mm) 4-Ply In Stock $102.47

HPS 3-1/2" Degree Elbow Reducer Silicone Hoses

HPS Performance Silicone 90 Degree Elbow Reducers Hoses High Temperature 4-ply Reinforced Race Proven

HPS High Temp Reinforced 90 Degree 3-1/4" 89mm Silicone Elbow Reducer Coupler
SKU Bore > Bore Hose ID Leg Length Reinforced Layer Inventory Status MSRP US$ BUY IT NOW
HTSER90-300-350 3" > 3 1/2" (76mm > 89mm) 6"(152mm) 3-Ply In Stock $66.01
HTSER90-350-400 3 1/2" > 4" (89mm > 102mm) 6"(152mm) 4-Ply In Stock $102.47
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HPS 3-Ply Reinforced Straight Silicone Hose Coupler 3.5
HPS 3-Ply Reinforced Straight Silicone Hose Coupler 3.5" 89mm
MSRP: $10.91

SKU: HTSC-350-3PLY


HPS 3.5" Silicone Coupler Hose Black High Temp 3-ply Reinforced Meet or Exceed SAEJ20 Standard. HPS 89mm silicon hoses with Premium Quality Fabric engineered for extreme temperature and high pressure boost. Great for turbo charged application
HPS 89mm 3 1/2
HPS 4-Ply Reinforced Straight Silicone Hose Coupler 3.5" 89mm BLUE
MSRP: $13.64

SKU: HTSC-350-BLUE


HPS 3 1/2" Silicone Coupler Hose Blue High Temp 4-ply Reinforced Meet or Exceed SAEJ20 Standard. HPS 89mm silicon hoses with Premium Quality Fabric engineered for extreme temperature and high pressure boost. Great for turbo charged application
HPS Silicone Coupler Performance Hose 3.5 in 89mm
HPS 4-Ply Reinforced Straight Silicone Hose Coupler 3.5" 89mm
MSRP: $13.65

SKU: HTSC-350


Meet or Exceed SAEJ20 Standard. High Temperature Reinforced with Premium Quality Fabrics. Engineered for extreme temperature and various pressure ranges where high performance levels are required.
HPS Silicone Hump Coupler Performance Hose 89mm
HPS 4-Ply Reinforced Straight Hump Coupler Silicone Hose 3 1/2" 89mm
MSRP: $26.52
SKU: HTSHC089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Hump Coupler Performance Hose 89mm
HPS 4-Ply Reinforced Straight Hump Coupler Silicone Hose 3 1/2" 89mm
MSRP: $26.52
SKU: HTSHC-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 76mm 89mm
HPS 3-Ply Reinforced Reducer Silicone Hose Coupler 3" > 3 1/2" 76mm > 89mm
MSRP: $32.45
SKU: HTSR-300-350-3PLY

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 83mm 89mm
HPS 3-Ply Reinforced Reducer Silicone Hose Coupler 3 1/4" > 3 1/2" 83mm > 89mm
MSRP: $32.96
SKU: HTSR-325-350-3PLY

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 63mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 2 1/2" > 3 1/2" 63mm > 89mm
MSRP: $40.57
SKU: HTSR-063-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 70mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 2 3/4" > 3 1/2" 70mm > 89mm
MSRP: $40.57
SKU: HTSR-070-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 76mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3" > 3 1/2" 76mm > 89mm
MSRP: $40.57
SKU: HTSR-076-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 80mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/8" > 3 1/2" 80mm > 89mm
MSRP: $40.57
SKU: HTSR-080-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 63mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 2 1/2" > 3 1/2" 63mm > 89mm
MSRP: $40.57
SKU: HTSR-250-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 70mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 2 3/4" > 3 1/2" 70mm > 89mm
MSRP: $40.57
SKU: HTSR-275-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 76mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3" > 3 1/2" 76mm > 89mm
MSRP: $40.57
SKU: HTSR-300-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 80mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/8" > 3 1/2" 80mm > 89mm
MSRP: $40.57
SKU: HTSR-312-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 76mm 89mm Blue 3
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3" > 3.5" 76mm > 89mm Blue
MSRP: $40.57
SKU: HTSR-300-350-BLUE

HPS 3" > 3.5" Silicone Reducer Hose Blue High Temp 4-ply Reinforced Meet or Exceed SAEJ20 Standard. HPS 76-89mm silicon hoses with Premium Quality Fabric engineered for extreme temperature and high pressure boost. Great for turbo charged application
HPS Silicone Reducer Performance Hose 89mm 102mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 4" 89mm > 102mm
MSRP: $40.92
SKU: HTSR-350-400-3PLY

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 83mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/4" > 3 1/2" 83mm > 89mm
MSRP: $41.20
SKU: HTSR-083-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 83mm 89mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/4" > 3 1/2" 83mm > 89mm
MSRP: $41.20
SKU: HTSR-325-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 95mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 3 3/4" 89mm > 95mm
MSRP: $42.40
SKU: HTSR-089-095

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 95mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 3 3/4" 89mm > 95mm
MSRP: $42.40
SKU: HTSR-350-375

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 102mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 4" 89mm > 102mm
MSRP: $51.15
SKU: HTSR-089-102

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 102mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 4" 89mm > 102mm
MSRP: $51.15
SKU: HTSR-350-400

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Elbow Performance Hose 89mm
HPS 3-Ply Reinforced 90 Degree Elbow Silicone Hose Coupler 3 1/2" 89mm
MSRP: $52.80
SKU: HTSEC90-350-3PLY

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 76mm 89mm
HPS 45 Degree Elbow Reducer Silicone Hose 3" > 3 1/2" 76mm > 89mm
MSRP: $52.80
SKU: HTSER45-300-350-3PLY

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 76mm 89mm
HPS 3-Ply 90 Degree Elbow Reducer Silicone Hose 3" > 3 1/2" 76mm > 89mm
MSRP: $52.80
SKU: HTSER90-300-350-3PLY

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Tube Coupler Performance Hose 89mm
HPS 4-Ply Reinforced Straight Silicone Hose Tube Coupler 3 1/2" 89mm x 1 Foot
MSRP: $54.56
SKU: HTST089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Tube Coupler Performance Hose 89mm
HPS 4-Ply Reinforced Straight Silicone Hose Tube Coupler 3 1/2" 89mm x 1 Foot
MSRP: $54.56
SKU: HTST-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 102mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 4" 89mm > 102mm (4" Length)
MSRP: $58.00
SKU: HTSR-350-400-L4

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 114mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 4.5" 89mm > 114mm (4" Length)
MSRP: $65.00
SKU: HTSR-350-450-L4

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Elbow Performance Hose 89mm
HPS 4-Ply Reinforced 45 Degree Elbow Silicone Hose Coupler 3 1/2" 89mm
MSRP: $66.01
SKU: HTSE45-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Elbow Performance Hose 89mm
HPS 4-Ply Reinforced 90 Degree Elbow Silicone Hose Coupler 3 1/2" 89mm
MSRP: $66.01
SKU: HTSE90-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 76mm 89mm
HPS 45 Degree Elbow Reducer Silicone Hose 3" > 3 1/2" 76mm > 89mm
MSRP: $66.01
SKU: HTSE45-076-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 76mm 89mm
HPS 90 Degree Elbow Reducer Silicone Hose 3" > 3 1/2" 76mm > 89mm
MSRP: $66.01
SKU: HTSE90-076-089

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Elbow Performance Hose 89mm
HPS 4-Ply Reinforced 45 Degree Elbow Silicone Hose Coupler 3 1/2" 89mm
MSRP: $66.01
SKU: HTSEC45-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Elbow Performance Hose 89mm
HPS 4-Ply Reinforced 90 Degree Elbow Silicone Hose Coupler 3 1/2" 89mm
MSRP: $66.01
SKU: HTSEC90-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 45 Degree Silicone Reducer Elbow 76mm 89mm
HPS 45 Degree Elbow Reducer Silicone Hose 3" > 3 1/2" 76mm > 89mm
MSRP: $66.01
SKU: HTSER45-300-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS 90 Degree Silicone Reducer Elbow 76mm 89mm
HPS 90 Degree Elbow Reducer Silicone Hose 3" > 3 1/2" 76mm > 89mm
MSRP: $66.01
SKU: HTSER90-300-350

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 95mm 3.5
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 3 3/4" 89mm > 95mm (6" Length)
MSRP: $80.00
SKU: HTSR-350-375-L6

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing
HPS Silicone Reducer Performance Hose 89mm 102mm
HPS 4-Ply Reinforced Reducer Silicone Hose Coupler 3 1/2" > 4" 89mm > 102mm (6" Length)
MSRP: $85.00
SKU: HTSR-350-400-L6

Race-proven, instock & ships in 24 hours. Best choice for race car fabrication, custom turbo, intercooler piping, supercharger, DIY intake, road racing, drifting or drag racing